Finding the Third Proportional to 348,303.24 and 490,492.42
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Solution
The third proportional to 348,303.24 and 490,492.42 is: 690,728.02
Step by Step Solution
- Step 1: Write the proportion equation
348,303.24 : 490,492.42 = 490,492.42 : x - Step 2: Convert to fraction form
348,303.24/490,492.42 = 490,492.42/x - Step 3: Cross multiply
348,303.24x = 490,492.42 × 490,492.42 - Step 4: Simplify right side
348,303.24x = 240,582,809,210.85 - Step 5: Solve for x
x = 240,582,809,210.85/348,303.24 - Step 6: Final answer
x = 690,728.02
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.